688306320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{487}}^1$

素因数の和:670

約数の個数: 240

約数和(自身を含む): 2511005952

約数和(自身を除く): 1822699632

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 151, 156, 180, 195, 208, 234, 240, 260, 302, 312, 360, 390, 453, 468, 487, 520, 585, 604, 624, 720, 755, 780, 906, 936, 974, 1040, 1170, 1208, 1359, 1461, 1510, 1560, 1812, 1872, 1948, 1963, 2265, 2340, 2416, 2435, 2718, 2922, 3020, 3120, 3624, 3896, 3926, 4383, 4530, 4680, 4870, 5436, 5844, 5889, 6040, 6331, 6795, 7248, 7305, 7792, 7852, 8766, 9060, 9360, 9740, 9815, 10872, 11688, 11778, 12080, 12662, 13590, 14610, 15704, 17532, 17667, 18120, 18993, 19480, 19630, 21744, 21915, 23376, 23556, 25324, 27180, 29220, 29445, 31408, 31655, 35064, 35334, 36240, 37986, 38960, 39260, 43830, 47112, 50648, 54360, 56979, 58440, 58890, 63310, 70128, 70668, 73537, 75972, 78520, 87660, 88335, 94224, 94965, 101296, 108720, 113958, 116880, 117780, 126620, 141336, 147074, 151944, 157040, 175320, 176670, 189930, 220611, 227916, 235560, 253240, 282672, 284895, 294148, 303888, 350640, 353340, 367685, 379860, 441222, 455832, 471120, 506480, 569790, 588296, 661833, 706680, 735370, 759720, 882444, 911664, 955981, 1103055, 1139580, 1176592, 1323666, 1413360, 1470740, 1519440, 1764888, 1911962, 2206110, 2279160, 2647332, 2867943, 2941480, 3309165, 3529776, 3823924, 4412220, 4558320, 4779905, 5294664, 5735886, 5882960, 6618330, 7647848, 8603829, 8824440, 9559810, 10589328, 11471772, 13236660, 14339715, 15295696, 17207658, 17648880, 19119620, 22943544, 26473320, 28679430, 34415316, 38239240, 43019145, 45887088, 52946640, 57358860, 68830632, 76478480, 86038290, 114717720, 137661264, 172076580, 229435440, 344153160, 688306320]

約数ペア:

[(1, 688306320), (2, 344153160), (3, 229435440), (4, 172076580), (5, 137661264), (6, 114717720), (8, 86038290), (9, 76478480), (10, 68830632), (12, 57358860), (13, 52946640), (15, 45887088), (16, 43019145), (18, 38239240), (20, 34415316), (24, 28679430), (26, 26473320), (30, 22943544), (36, 19119620), (39, 17648880), (40, 17207658), (45, 15295696), (48, 14339715), (52, 13236660), (60, 11471772), (65, 10589328), (72, 9559810), (78, 8824440), (80, 8603829), (90, 7647848), (104, 6618330), (117, 5882960), (120, 5735886), (130, 5294664), (144, 4779905), (151, 4558320), (156, 4412220), (180, 3823924), (195, 3529776), (208, 3309165), (234, 2941480), (240, 2867943), (260, 2647332), (302, 2279160), (312, 2206110), (360, 1911962), (390, 1764888), (453, 1519440), (468, 1470740), (487, 1413360), (520, 1323666), (585, 1176592), (604, 1139580), (624, 1103055), (720, 955981), (755, 911664), (780, 882444), (906, 759720), (936, 735370), (974, 706680), (1040, 661833), (1170, 588296), (1208, 569790), (1359, 506480), (1461, 471120), (1510, 455832), (1560, 441222), (1812, 379860), (1872, 367685), (1948, 353340), (1963, 350640), (2265, 303888), (2340, 294148), (2416, 284895), (2435, 282672), (2718, 253240), (2922, 235560), (3020, 227916), (3120, 220611), (3624, 189930), (3896, 176670), (3926, 175320), (4383, 157040), (4530, 151944), (4680, 147074), (4870, 141336), (5436, 126620), (5844, 117780), (5889, 116880), (6040, 113958), (6331, 108720), (6795, 101296), (7248, 94965), (7305, 94224), (7792, 88335), (7852, 87660), (8766, 78520), (9060, 75972), (9360, 73537), (9740, 70668), (9815, 70128), (10872, 63310), (11688, 58890), (11778, 58440), (12080, 56979), (12662, 54360), (13590, 50648), (14610, 47112), (15704, 43830), (17532, 39260), (17667, 38960), (18120, 37986), (18993, 36240), (19480, 35334), (19630, 35064), (21744, 31655), (21915, 31408), (23376, 29445), (23556, 29220), (25324, 27180)]